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Holley 12-804 Fuel Pressure Regulator

4.2 out of 5 stars 136 customer reviews

Price: $33.76 & FREE Shipping—or get FREE Two-Day Shipping with Amazon Prime
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  • 3/8" pipe thread ports
  • 7/32" restriction
  • Pressure ranges from 1 to 4 PSI
  • Includes mounting bracket
  • Satin finish
49 new from $29.67 1 used from $55.71
$33.76 & FREE Shipping—or get FREE Two-Day Shipping with Amazon Prime In Stock. Ships from and sold by Amazon.com.

Frequently bought together

  • Holley 12-804 Fuel Pressure Regulator
  • +
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Total price: $62.27
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Warranty, Parts:PartsWarranty, Labor:Full Manufacturer's Warranty - Sold by Authorized Reseller
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Product description

This regulator is used to adjust to fuel pressure requirements of various carburetors and supplies the proper pressure to the needle and seat valve to prevent flooding or drivability problems. This satin finish regulator feature 3/8 pipe thread outlet ports with 7/32" restriction. It regulates pressure from 1 to 4 PSI and is designed to work with a single carburetor installation.


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on April 22, 2015
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on December 22, 2015
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on February 9, 2017
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on April 13, 2016
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on September 4, 2017
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on July 27, 2016
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on June 4, 2015
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on November 10, 2015
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Holley 12-804 Fuel Pressure Regulator
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This item: Holley 12-804 Fuel Pressure Regulator